Practice Part 1: Regular Expression ⟹ Nfa (and Consequently Dfa) (3.9.1) - Non-Deterministic Finite Automata (NFA) and Regular Expressions
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Part 1: Regular Expression ⟹ NFA (and consequently DFA)

Practice - Part 1: Regular Expression ⟹ NFA (and consequently DFA)

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What does a regular expression do?

💡 Hint: Think about the use of regex in searching text.

Question 2 Easy

What is an epsilon transition?

💡 Hint: Consider how NFAs manage non-deterministic paths.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is the primary function of a regular expression?

Match patterns within strings
Generate random strings
Store data
Encrypt information

💡 Hint: Consider how you find specific strings or formats.

Question 2

True or False: An NFA can have multiple transitions for the same input symbol.

True
False

💡 Hint: Reflect on the meaning of non-determinism.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Construct an NFA for the regular expression '(a|b)*c'. Outline the states and transitions.

💡 Hint: Remember to include epsilon transitions where needed.

Challenge 2 Hard

Prove the statement: For every NFA, there exists a corresponding DFA using subset construction.

💡 Hint: Think about maintaining an active set of states through input consumption.

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Reference links

Supplementary resources to enhance your learning experience.